Activity Set 1 (Activities 1-3) for the Math Mastery Marathon. Level 1 is a digit-extraction escape room sheet for Google Form integration. Level 2 features high-rigor, multi-step multiplication and division word problems formatted as a challenge path. Level 3 is a rigorous place value matching puzzle for expanded and standard notation. Fixed all layout artifacts and improved handwriting space. No narrative theme. 6 problems per page.
